Search Results - "Derawi, Darfizzi"

Synthesis of di-trimethylolpropane tetraester-based biolubricant from Elaeis guineensis kernel oil via homogeneous acid-catalyzed transesterification by Bahadi, Murad, Salimon, Jumat, Derawi, Darfizzi

“…Bio-based lubricant is crucial to be developed considering the toxicity risk, climate change, energy security, and green-environmental approach. This work…”
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An investigation of physicochemical properties of Nigella sativa L. Seed oil from Al-Qassim by different extraction methods by Alrashidi, Moneer, Derawi, Darfizzi, Salimon, Jumat, Firdaus Yusoff, Mohamad

“…An investigation of physicochemical properties of Nigella sativa seed oil from Al-Qassim, KSA was conducted using cold press and Soxhlet extraction methods…”
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The effects of different extraction solvents on the yield and antioxidant properties of Nigella sativa oil from Saudi Arabia by Alrashidi, Moneer, Derawi, Darfizzi, Salimon, Jumat, Yusoff, Mohamad Firdaus

“…Nigella sativa L. is a fragrant plant that belongs to the Ranunculaceae family. It is commonly used as a form of traditional medicine in Middle-Eastern…”
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Optimization on Epoxidation of Palm Olein by Using Performic Acid by Darfizzi Derawi, Jumat Salimon

“…The epoxidation process of palm olein (POo) was carried out by using in situ generated performic acid (HCOOOH) to produce epoxidized palm olein (EPO). HCOOOH…”
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A New Sensing Material Based on Tetraaza/SBA15 for Rapid Detection of Copper(II) Ion in Water by Yuhana-Ariffin, Eda, Sulaiman, Siti Syahraini, Abdul Kadir Jilani, Noraisyah, Nokarajoo, Devika, Abdul Razak, Nurul Hidayah, Derawi, Darfizzi, Hasbullah, Siti Aishah

“…A novel rapid and sensitive optical sensor for Cu2+ ion detection based on 5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradeca-7,14-dienium dibromide…”
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Physicochemical characteristics of high free fatty acid crude palm oil by Japir, Abd Al-Wali, Salimon, Jumat, Derawi, Darfizzi, Bahadi, Murad, Al-Shuja'a, Salah, Yusop, Muhammad Rahimi

“…The physicochemical properties of different grades of Malaysian crude palm oil (high free fatty acid crude palm oil (HFFA-CPO) and low free fatty acid crude…”
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A highly efficient separation and physicochemical characteristics of saturated fatty acids from crude palm oil fatty acids mixture using methanol crystallisation method by Japir, Abd Al-Wali, Salimon, Jumat, Derawi, Darfizzi, Yahaya, Badrul Hisham, Bahadi, Murad, Al-Shujaʼa, Salah, Yusop, Muhammad Rahimi

“…The objective of the current study was to separate saturated fatty acids (SFAs) from high free fatty acid crude palm oil fatty acid mixture using the methanol…”
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Fabrication and Characterization of Nickel Chloride Doped PMMA Films by Yusop, Rahimi M., Abdul Nabi, Mohammed, Yousif, Emad, Oboudi, Saad F., Al-Taa’y, Wasan, Derawi, Darfizzi

“…Films of PMMA and PMMA doped with NiCl2 with different contents were prepared using the casting technique. The optical properties of all films were…”
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Palm Olein as Renewable Raw Materials for Industrial and Pharmaceutical Products Applications: Chemical Characterization and Physicochemical Properties Studies by Salih, Nadia, Salimon, Jumat, Yusop, Rahimi M., Zaman Huri, Hasniza, Abdullah, Bashar Mudhaffar, Derawi, Darfizzi, Hairunisa, Nany

“…Palm olein (POo) is widely produced as edible oil in tropical countries. POo is considered as renewable raw material for the new industrial and pharmaceutical…”
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Green diesel production from palm fatty acid distillate over SBA-15-supported nickel, cobalt, and nickel/cobalt catalysts by Kamaruzaman, Muhammad Fadhli, Taufiq-Yap, Yun Hin, Derawi, Darfizzi

“…The utilization of non-edible and low-cost feedstock in bioenergy research is getting more attention in recent decades. Catalytic deoxygenation of fatty acids…”
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Mesoporous NiO/Al-SBA-15 catalysts for solvent-free deoxygenation of palm fatty acid distillate by Baharudin, Khairul Basyar, Taufiq-Yap, Yun Hin, Hunns, James, Isaacs, Mark, Wilson, Karen, Derawi, Darfizzi

“…A series of 5 wt% NiO/Al-SBA-15 catalysts were prepared by wet impregnation of ordered, mesoporous Al-SBA-15 supports (Si/Al molar ratios spanning 5–75)…”
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Catalytic deoxygenation of waste cooking oil for sustainable bio-jet fuel: A comparative study of Ni-Co/SBA-15 and Ni-Co/SBA-15-SH catalysts by Razak, Noor Azira Abdul, Taufiq-Yap, Yun Hin, Derawi, Darfizzi

“…This study focuses on the sustainable production of bio-jet fuel through the catalytic deoxygenation of waste cooking oil. The properties of two distinct…”
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Renewable diesel via solventless and hydrogen-free catalytic deoxygenation of palm fatty acid distillate by Baharudin, Khairul Basyar, Abdullah, Nurulhuda, Taufiq-Yap, Yun Hin, Derawi, Darfizzi

“…This work involved the utilization of a byproduct from the palm oil refining process as reaction feedstock in a solventless and hydrogen-free catalytic…”
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Synthesis of raspberry-like structure zinc oxide nanoparticles via glycol-solvothermal, low-temperature solvothermal and coprecipitation methods by Baharudin, Khairul Basyar, Abdullah, Nurulhuda, Derawi, Darfizzi

“…Highly crystalline ZnO nanoparticles with a pure phase and raspberry-like structure were synthesized using three different techniques (glycol-solvothermal,…”
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Advanced biofuels from waste cooking oil via solventless and hydrogen-free catalytic deoxygenation over mesostructured Ni-Co/SBA-15, Ni-Fe/SBA-15, and Co-Fe/SBA-15 catalysts by Rashidi, Norshakirah Ahmad, Mustapha, Elnida, Theng, Yeow Yean, Razak, Noor Azira Abdul, Bar, Najihah Abdul, Baharudin, Khairul Basyar, Derawi, Darfizzi

“…•Oxygenated triacylglycerols were converted to advanced biofuels over mesoporous bimetallic catalysts.•Prepared mesostructured catalysts with 4.8–5.5 nm pore…”
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Optimization of response surface methodology by D-optimal design for synthesis of food-grade palm kernel based biolubricant by Bahadi, Murad, Yusoff, Mohamad Firdaus, Salimon, Jumat, Derawi, Darfizzi

“…•Optimization of Response Surface Methodology by D-Optimal design for synthesis of food-grade biolubricant.•The interaction between independent variables of…”
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Surface functionalization of SBA-15 with organosilane for the preparation of bimetallic Ni-Co/SBA-15 catalyst: An innovative approach to convert waste cooking oil into advanced biofuel energy by Abdul Razak, Noor Azira, Mijan, Nurul-Asikin, Baharuddin, Khairul Basyar, Taufiq-Yap, Yun Hin, Derawi, Darfizzi

“…This research investigates the utilization of bimetallic nickel-cobalt supported SBA-15-silane catalysts for the production of green diesel from waste cooking…”
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Production of green diesel via hydrogen-free and solventless deoxygenation reaction of waste cooking oil by Abdul Razak, Noor Azira, Mijan, Nurul-Asikin, Taufiq-Yap, Yun Hin, Derawi, Darfizzi

“…This work was successfully produced green diesel from domestic waste cooking oil via hydrogen-free and solventless deoxygenation over…”
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Conversion of palm fatty acid distillate to bio-jet fuel-range hydrocarbons over bimetallic NiCo/SBA-15-NH2 catalyst by Derawi, Darfizzi, Azira Abdul Razak, Noor, Sakinah Saadon, Nasiha, Abdul Bar, Najihah, Taufiq-Yap, Yun Hin

“…•Hydrogen-free deoxygenation of PFAD using NiCo/SBA-15-NH2 catalyst is studied.•Catalyst maintains SBA-15 structure, with Ni and Co confirmed by XRD and…”
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WITHDRAWN: Synthesis, optimization, tribological and rheological properties of trimethylpropane triester-based biolubricant from Malaysian crude palm kernel oil [Arab J. Chem. (2021) 103286] by Bahadi, Murad, Salih, Nadia, Derawi, Darfizzi, Salimon, Jumat

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